.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 2019,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    }
  },
  "plugins": [
    "import",
    "react",
    "react-hooks",
    "jsx-a11y",
    "json-format",
    "optimize-regex",
    "jest",
    "jest-formatting",
    "testing-library"
  ],
  "extends": [
    "eslint:recommended",
    "eslint-config-prettier",
    "plugin:import/errors",
    "plugin:import/warnings",
    "plugin:react/recommended",
    "plugin:jsx-a11y/recommended",
    "airbnb",
    "airbnb/hooks",

    // testing
    "plugin:jest/recommended",
    "plugin:jest/style",
    "plugin:jest-formatting/recommended",
    "plugin:testing-library/recommended",
    "plugin:testing-library/react",

    // must be last
    "plugin:prettier/recommended",
    "prettier/react"
  ],
  "rules": {
    "strict": ["error", "never"],
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "warn",
    "optimize-regex/optimize-regex": "warn",
    "react/jsx-filename-extension": "off",
    "react/prop-types": "off",
    "spaced-comment": ["error", "always", { "markers": ["/"] }],
    "import/no-cycle": "off",
    "no-plusplus": "off"
  },
  "env": {
    "browser": true,
    "es6": true
  },
  "settings": {
    "import/resolver": {
      "node": {
        "extensions": [
          ".js",
          ".jsx"
        ]
      }
    }
  },
  "parser": "babel-eslint"
}